Jewelry Utility

Ring Size Chart - Indian, US & UK Sizes

Free Indian ring size chart with US/UK conversion. Measure ring size at home with string method. Printable ring sizer included. For jewelers and buyers.

Indian SizeInner Diameter (mm)US Size
614.5 mm3
815.3 mm4.5
1016 mm5.5
1216.5 mm6
1417.2 mm7
1617.8 mm7.5
1818.5 mm8.5
2019.2 mm9

* Measure the inner diameter of an existing ring for best results.

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Quick Answer

StitchMagic Ring Size Chart shows Indian ring sizes with US, UK, and EU conversions. Measure at home using the string/paper method. Includes printable ring sizer and size conversion table from mm to ring number.

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Indian Ring Size Chart (Table)

Indian ring sizes range from 1 (diameter 14.1mm) to 30 (diameter 24.2mm). Common sizes: 10-15 for small hands, 16-20 for medium, 21-25 for large hands. Detailed chart: Size 1 = 14.1mm, Size 5 = 15.3mm, Size 10 = 17.5mm, Size 15 = 19.8mm, Size 20 = 22.1mm, Size 25 = 24.2mm. Each step increases diameter by 0.2mm. For women: average is 15-17. For men: average is 20-22. Download the full chart below - print and use to compare existing rings or measure new fingers.

How to Measure Ring Size at Home

Method 1 (String): Wrap string around the base of your ring finger, mark the overlap point. Measure the string length with ruler. Use the chart to find your size. Method 2 (Paper): Same as string, but use a narrow paper strip. Wrap around your finger snugly (not tight, not loose). Mark with pen. Method 3 (Existing Ring): Place a ring you currently wear on top of concentric circles on the printable sizer below - see which circle it fits. Best time to measure: evening (fingers swell during day), when hands are warm and relaxed. Measure after warm shower (fingers expand slightly). Don't measure when hands are cold (fingers shrink by 0.5 size). Measure same hand you will wear the ring on (dominant hand is often 0.5-1 size bigger).

Printable Ring Sizer (Download PDF)

Download our printable ring sizer PDF - print on normal white paper (A4), cut along the dotted lines. Place existing ring on the concentric circles, find the closest match. This method is 95% accurate. No ruler needed. Print at 100% scale, not fit-to-page (scaling changes accuracy). Check "Actual Size" in printer settings. Alternative: use the on-screen visual sizer below - align your ring with the circle that matches your ring inner diameter. Screenshot the matching circle and send to jeweler for confirmation. Printable option works when you are buying online and need to confirm size before ordering.

Size Conversion (India/US/UK/EU)

Indian size 10 = US 5 = UK J = EU 49.5mm diameter. Indian 15 = US 7.5 = UK N = EU 54.5mm. Indian 20 = US 10 = UK U = EU 60mm. These conversions are not exact (different countries round differently), so use diameter in mm for precision. India uses simple numbering (1-30). USA uses letters A-Z (smallest to largest). UK uses alphabet too (slightly different scale). EU uses diameter. When buying international jewelry (from Amazon US, AliExpress), ask sellers: "What is the ring diameter in mm?" More reliable than size names. Most Indian jewelers know only Indian sizes - provide diameter in mm when ordering custom pieces.

Tips for Accurate Measurement

Never buy without measuring - 30% of returns are wrong size. Measure at least twice, different times of day. If sizes differ (morning 15, evening 16), go with evening size - better to be loose than too tight. Measure all fingers: pinky, ring, middle - they vary. Most women wear different sizes on each hand. Cold makes fingers 0.5 size smaller, so measure when warm. For rings with stones/width: thicker rings feel tighter, so they sometimes need 0.5 size larger than thin bands. If between sizes, round down - you can wear with size adjuster, but cannot force too-large ring. For vintage/antique rings, get professional sizing at jeweler (costs โ‚น100-200). Kids' rings: childrens sizes are smaller than adults - use their age as reference, not your conversions.

FAQ

What if I measured wrong? Get professional measured at any jewelry store for free. Can sizes change? Yes - fingers swell in summer, shrink in winter. Pregnancy/weight gain can change size by 1-2. Should I get 2 sizes made? No, jewelers offer free resizing. Which method is most accurate? Professional measurement at jeweler's shop (99%). String method at home (95%). Visual sizer (90%). Can I measure a different finger? No - ring size is specific to each finger. Why is my ring loose? Either measured wrong, or metal expanded from heat. Why is ring tight? Metal shrank in cold, or measured too tight. Ask jeweler to resize (costs โ‚น50-200 in India).

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